package com.demo.springcloud.service.imol;

import com.demo.springcloud.service.ImessageProvider;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.UUID;

/**
 * @author :chenjie
 * @date :Created 2022/11/5 11:09
 */
@EnableBinding(Source.class)// 定义消息的推送管道
@Slf4j
public class ImessageProviderImpl implements ImessageProvider {
    @Resource
    private MessageChannel out;
    @Override
    public String send() {
        String serial = UUID.randomUUID().toString();
        out.send(MessageBuilder.withPayload(serial).build());
        log.info(serial);
        return null;
    }
}
